Date	Amb_Median 	STD_Median	Amb_Mean	STD_Mean
2000/1/1	NA	NA	NA	NA
2000/1/2	NA	NA	NA	NA
2000/1/3	NA	NA	NA	NA
2000/1/4	397.4	442.6	396.6	441.3
2000/1/5	303.7	336.2	314.2	348.0
2000/1/6	308.4	341.4	309.7	343.2
2000/1/7	319.9	356.3	334.9	373.2
2000/1/8	363.7	403.4	503.0	557.3
2000/1/9	472.9	520.0	484.6	532.4
2000/1/10	293.3	325.2	338.1	376.4
2000/1/11	181.9	204.4	178.8	200.9
2000/1/12	1430.4	1603.7	2378.2	2659.6
2000/1/13	360.1	400.5	704.6	784.3
2000/1/14	1646.4	1835.5	1792.1	1999.1
2000/1/15	1151.4	1293.1	1221.4	1370.8
2000/1/16	511.6	572.3	505.8	566.1
2000/1/17	384.6	430.0	381.6	426.7
2000/1/18	NA	NA	NA	NA
2000/1/19	NA	NA	NA	NA
2000/1/20	NA	NA	NA	NA
2000/1/21	NA	NA	NA	NA
2000/1/22	NA	NA	NA	NA
2000/1/23	NA	NA	NA	NA
2000/1/24	NA	NA	NA	NA
2000/1/25	NA	NA	NA	NA
2000/1/26	NA	NA	NA	NA
2000/1/27	NA	NA	NA	NA
2000/1/28	NA	NA	NA	NA
2000/1/29	285.8	315.6	285.8	315.5
2000/1/30	296.0	326.5	296.0	326.5
2000/1/31	277.2	302.8	273.3	298.6
2000/2/1	329.3	360.7	325.6	356.3
2000/2/2	510.0	557.3	526.4	577.4
2000/2/3	454.3	502.7	478.1	528.7
2000/2/4	305.8	337.9	402.3	444.5
2000/2/5	827.3	918.3	991.5	1103.5
2000/2/6	441.8	495.5	547.2	614.0
2000/2/7	1633.2	1808.4	1444.4	1601.3
2000/2/8	1398.8	1546.3	1502.9	1661.9
2000/2/9	695.2	766.5	749.8	828.2
2000/2/10	NA	NA	NA	NA
2000/2/11	1507.0	1656.2	1525.8	1676.7
2000/2/12	654.8	720.7	675.5	746.0
2000/2/13	442.7	493.8	511.2	569.5
2000/2/14	831.2	926.7	1023.1	1136.4
2000/2/15	1232.0	1357.8	1215.5	1339.8
2000/2/16	799.2	887.4	813.6	896.1
2000/2/17	697.0	780.6	715.8	804.6
2000/2/18	593.8	662.1	588.8	657.7
2000/2/19	352.3	393.2	353.5	394.6
2000/2/20	405.0	452.5	433.3	484.8
2000/2/21	832.4	926.0	924.4	1029.7
2000/2/22	843.1	928.5	991.6	1090.6
2000/2/23	1389.1	1536.1	1541.7	1701.6
2000/2/24	1372.0	1518.4	1340.5	1486.4
2000/2/25	588.8	650.6	773.7	854.4
2000/2/26	359.4	397.6	388.4	430.1
2000/2/27	411.3	456.8	442.0	491.5
2000/2/28	334.7	377.6	337.1	381.0
2000/2/29	441.4	492.1	719.3	801.2
2000/3/1	1073.0	1190.9	1081.1	1199.9
2000/3/2	2061.4	2290.3	1926.7	2140.7
2000/3/3	1689.5	1878.4	1675.0	1862.1
2000/3/4	NA	NA	NA	NA
2000/3/5	619.0	676.2	700.3	765.4
2000/3/6	558.0	611.9	542.8	595.6
2000/3/7	639.2	711.6	591.9	658.6
2000/3/8	350.5	389.9	424.7	472.4
2000/3/9	343.3	381.1	345.6	383.6
2000/3/10	629.4	694.1	623.9	687.8
2000/3/11	329.5	363.3	343.4	378.3
2000/3/12	NA	NA	NA	NA
2000/3/13	422.5	463.8	435.9	478.4
2000/3/14	566.6	621.8	569.3	624.3
2000/3/15	619.8	678.0	605.7	662.5
2000/3/16	364.0	397.7	378.8	414.0
2000/3/17	359.7	398.7	364.5	403.9
2000/3/18	270.1	298.0	263.4	290.5
2000/3/19	344.6	378.0	341.6	375.0
2000/3/20	374.8	415.9	374.8	415.9
2000/3/21	447.0	499.1	447.0	499.1
2000/3/22	725.3	801.9	727.7	804.6
2000/3/23	511.3	568.8	511.3	568.8
2000/3/24	517.0	575.7	517.0	575.7
2000/3/25	563.5	623.1	563.5	623.1
2000/3/26	390.2	436.1	444.1	496.0
2000/3/27	315.2	352.4	354.3	396.4
2000/3/28	250.3	278.9	268.4	299.4
2000/3/29	379.0	421.8	377.2	419.6
2000/3/30	341.2	378.4	353.8	392.1
2000/3/31	223.5	246.9	245.2	271.1
2000/4/1	218.6	241.7	264.8	292.6
2000/4/2	347.5	381.8	356.7	391.5
2000/4/3	289.5	318.6	320.3	356.0
2000/4/4	72.4	81.8	78.4	88.6
2000/4/5	168.2	187.9	166.1	185.7
2000/4/6	140.4	157.4	149.8	167.9
2000/4/7	195.7	217.3	219.4	243.8
2000/4/8	145.1	161.2	155.3	173.2
2000/4/9	173.2	193.8	174.3	195.5
2000/4/10	141.6	157.6	147.4	164.3
2000/4/11	107.0	118.9	105.7	117.5
2000/4/12	150.3	166.2	132.0	146.1
2000/4/13	327.3	359.3	318.4	349.5
2000/4/14	228.5	251.3	231.8	255.3
2000/4/15	118.4	130.6	117.5	129.6
2000/4/16	141.6	156.4	138.7	153.2
2000/4/17	127.3	140.6	130.8	144.5
2000/4/18	222.4	242.5	222.4	242.5
2000/4/19	126.2	137.7	125.9	137.3
2000/4/20	65.5	71.6	67.6	73.9
2000/4/21	162.5	177.7	162.5	177.7
2000/4/22	167.8	183.4	168.8	184.3
2000/4/23	178.8	196.2	378.7	423.6
2000/4/24	415.7	464.6	475.0	530.5
2000/4/25	98.8	109.2	128.6	141.8
2000/4/26	113.8	126.0	111.2	122.6
2000/4/27	76.5	83.8	75.9	83.2
2000/4/28	92.9	102.2	102.0	112.3
2000/4/29	184.0	207.0	172.1	193.5
2000/4/30	110.7	123.9	124.4	138.4
2000/5/1	35.3	38.9	44.3	49.0
2000/5/2	41.5	46.1	48.2	53.5
2000/5/3	112.5	122.8	115.9	126.7
2000/5/4	130.0	142.4	131.0	143.5
2000/5/5	124.3	138.1	124.4	138.2
2000/5/6	92.3	103.3	106.9	119.7
2000/5/7	116.5	130.0	118.3	132.1
2000/5/8	154.4	173.7	160.5	179.0
2000/5/9	145.6	164.9	171.5	194.7
2000/5/10	86.5	96.6	78.5	87.8
2000/5/11	60.2	67.3	57.3	64.2
2000/5/12	29.8	33.7	36.9	41.6
2000/5/13	74.1	83.3	74.6	83.9
2000/5/14	52.0	58.4	53.3	59.8
2000/5/15	50.7	56.7	49.2	55.1
2000/5/16	76.3	85.3	82.3	92.1
2000/5/17	74.2	83.1	70.5	79.2
2000/5/18	39.1	43.8	141.5	160.8
2000/5/19	34.6	39.0	34.2	38.4
2000/5/20	131.8	147.4	136.7	153.2
2000/5/21	50.7	56.3	51.8	57.5
2000/5/22	29.0	32.2	29.5	32.8
2000/5/23	55.1	61.0	59.7	66.2
2000/5/24	113.0	127.0	129.3	144.6
2000/5/25	54.0	59.4	66.4	73.7
2000/5/26	44.0	48.1	54.6	59.7
2000/5/27	74.7	81.4	73.8	80.4
2000/5/28	86.3	93.6	84.1	91.3
2000/5/29	78.3	85.4	75.3	82.2
2000/5/30	60.7	67.4	68.3	75.1
2000/5/31	68.8	76.4	69.4	77.2
2000/6/1	100.7	111.1	125.1	138.8
2000/6/2	109.2	119.6	109.7	120.2
2000/6/3	149.0	163.3	187.0	204.7
2000/6/4	133.0	145.8	158.5	173.8
2000/6/5	134.8	147.7	188.9	207.2
2000/6/6	178.5	196.6	204.2	226.4
2000/6/7	159.3	178.1	175.3	196.6
2000/6/8	55.6	61.2	74.8	82.8
2000/6/9	75.0	81.7	76.7	83.5
2000/6/10	125.7	137.5	128.5	140.5
2000/6/11	128.5	141.6	192.5	212.8
2000/6/12	243.0	272.3	297.7	333.9
2000/6/13	307.8	345.2	306.7	344.4
2000/6/14	69.0	76.5	71.2	78.7
2000/6/15	34.9	38.4	34.9	38.4
2000/6/16	68.4	75.6	73.0	80.7
2000/6/17	86.8	96.9	93.3	104.7
2000/6/18	69.2	77.3	70.0	78.2
2000/6/19	76.3	84.7	71.7	79.7
2000/6/20	67.5	74.8	74.5	82.7
2000/6/21	141.6	156.6	142.4	157.6
2000/6/22	96.8	106.8	99.6	109.7
2000/6/23	92.7	101.8	104.6	115.0
2000/6/24	82.5	90.6	71.9	79.0
2000/6/25	69.7	76.6	97.8	107.3
2000/6/26	97.3	106.4	98.9	108.2
2000/6/27	63.5	69.8	62.5	68.8
2000/6/28	84.6	96.1	85.3	96.2
2000/6/29	59.0	65.2	47.1	52.7
2000/6/30	46.5	51.0	46.7	51.3
2000/7/1	212.3	239.7	276.9	310.2
2000/7/2	152.0	171.9	165.5	186.7
2000/7/3	70.2	77.8	74.1	82.2
2000/7/4	53.5	59.6	54.6	60.8
2000/7/5	54.2	60.3	59.0	65.6
2000/7/6	50.5	55.6	57.5	63.3
2000/7/7	45.8	50.6	44.5	49.1
2000/7/8	52.3	57.9	48.9	54.0
2000/7/9	90.3	99.2	82.1	90.5
2000/7/10	68.4	75.6	103.6	114.1
2000/7/11	59.4	66.9	83.7	94.6
2000/7/12	51.6	57.4	50.3	56.2
2000/7/13	61.8	68.2	63.4	70.2
2000/7/14	63.0	68.5	64.5	70.6
2000/7/15	79.6	86.3	81.7	88.6
2000/7/16	67.0	73.6	67.5	73.7
2000/7/17	62.9	69.2	62.1	68.5
2000/7/18	50.3	54.9	50.1	54.7
2000/7/19	53.0	57.9	49.2	53.7
2000/7/20	NA	NA	NA	NA
2000/7/21	20.0	21.9	20.0	21.9
2000/7/22	31.0	34.0	39.0	42.8
2000/7/23	27.3	30.0	27.1	29.8
2000/7/24	41.5	45.5	41.5	45.5
2000/7/25	43.0	47.2	43.0	47.2
2000/7/26	109.9	122.8	104.4	116.6
2000/7/27	88.7	99.3	94.5	106.2
2000/7/28	92.2	102.8	93.3	103.9
2000/7/29	83.0	92.2	79.3	88.1
2000/7/30	78.7	87.1	78.3	86.5
2000/7/31	55.5	61.1	56.5	62.3
2000/8/1	NA	NA	NA	NA
2000/8/2	38.0	41.4	39.5	43.0
2000/8/3	35.2	38.4	37.8	41.3
2000/8/4	45.0	49.8	47.1	51.8
2000/8/5	50.2	55.8	50.5	56.1
2000/8/6	58.5	64.7	59.6	65.9
2000/8/7	79.7	88.5	77.9	86.6
2000/8/8	288.9	319.3	249.2	274.2
2000/8/9	306.0	332.9	270.3	294.5
2000/8/10	108.7	118.9	112.9	123.6
2000/8/11	46.5	51.4	67.4	74.4
2000/8/12	48.2	53.6	66.3	74.0
2000/8/13	136.9	153.8	151.4	170.2
2000/8/14	100.0	110.4	104.5	115.6
2000/8/15	91.6	101.1	99.3	109.5
2000/8/16	90.2	99.5	86.4	95.3
2000/8/17	72.8	80.7	72.3	80.1
2000/8/18	100.0	111.9	140.5	157.4
2000/8/19	127.8	141.4	141.0	156.4
2000/8/20	110.0	121.5	116.0	127.8
2000/8/21	74.6	81.9	83.4	91.6
2000/8/22	106.9	117.6	115.2	126.8
2000/8/23	100.5	111.3	107.9	119.4
2000/8/24	96.0	105.3	95.8	104.7
2000/8/25	76.4	84.2	75.6	83.4
2000/8/26	134.5	148.4	133.9	148.0
2000/8/27	144.8	162.9	131.5	147.3
2000/8/28	145.0	161.6	136.1	151.7
2000/8/29	143.4	159.1	144.2	160.0
2000/8/30	121.0	134.3	118.6	131.4
2000/8/31	137.9	151.9	142.5	156.9
2000/9/1	181.8	196.3	175.1	189.7
2000/9/2	151.8	164.4	133.2	144.2
2000/9/3	144.2	157.2	145.2	158.3
2000/9/4	129.3	141.0	130.5	142.2
2000/9/5	94.4	102.2	91.4	99.1
2000/9/6	144.4	155.9	145.1	156.7
2000/9/7	116.0	126.2	127.8	138.7
2000/9/8	138.0	150.9	140.9	154.0
2000/9/9	236.5	257.2	236.5	257.2
2000/9/10	172.0	186.8	162.7	176.6
2000/9/11	106.5	116.0	111.5	121.4
2000/9/12	114.0	124.8	134.7	147.4
2000/9/13	119.0	131.1	116.6	128.4
2000/9/14	126.3	139.6	130.1	143.7
2000/9/15	161.2	179.5	167.4	185.6
2000/9/16	158.4	177.5	171.1	191.2
2000/9/17	158.8	175.4	157.7	174.3
2000/9/18	144.8	159.3	154.0	169.8
2000/9/19	148.5	166.6	165.0	184.0
2000/9/20	140.9	158.6	150.4	169.3
2000/9/21	149.7	167.7	149.7	167.0
2000/9/22	138.8	152.6	139.2	153.0
2000/9/23	NA	NA	NA	NA
2000/9/24	NA	NA	NA	NA
2000/9/25	479.5	526.8	452.0	495.3
2000/9/26	461.4	510.2	461.1	507.9
2000/9/27	408.3	453.6	420.0	466.8
2000/9/28	247.6	276.2	256.7	286.2
2000/9/29	167.5	185.5	172.6	191.5
2000/9/30	115.8	128.6	123.7	137.4
2000/10/1	247.4	275.8	256.0	285.2
2000/10/2	383.7	428.0	373.3	416.8
2000/10/3	236.5	265.4	220.8	247.5
2000/10/4	152.6	168.9	150.6	166.8
2000/10/5	235.3	261.2	236.8	263.2
2000/10/6	137.1	153.2	152.0	170.2
2000/10/7	259.2	289.2	254.2	283.5
2000/10/8	176.5	195.8	179.8	199.7
2000/10/9	186.2	207.9	198.3	221.6
2000/10/10	321.6	359.3	331.7	370.4
2000/10/11	291.6	326.3	287.7	322.2
2000/10/12	206.3	231.4	223.5	251.0
2000/10/13	262.0	293.0	262.3	293.0
2000/10/14	204.6	226.9	206.1	228.6
2000/10/15	241.3	265.3	236.2	260.3
2000/10/16	406.3	447.9	409.8	452.2
2000/10/17	370.2	405.2	376.9	413.6
2000/10/18	550.8	617.0	562.6	627.3
2000/10/19	425.3	469.1	421.9	465.9
2000/10/20	461.5	510.7	442.5	489.0
2000/10/21	365.0	406.8	339.9	378.7
2000/10/22	357.4	397.8	366.9	408.2
2000/10/23	358.0	394.2	381.4	421.0
2000/10/24	290.5	319.6	284.9	313.5
2000/10/25	261.5	287.4	246.0	270.8
2000/10/26	321.1	354.7	329.2	363.8
2000/10/27	272.0	300.5	281.7	311.4
2000/10/28	171.0	190.1	168.2	187.0
2000/10/29	210.0	234.7	215.3	240.6
2000/10/30	212.0	238.8	228.8	255.7
2000/10/31	161.9	180.9	177.3	196.9
2000/11/1	254.9	280.1	258.2	283.9
2000/11/2	288.8	318.4	288.5	318.1
2000/11/3	247.7	275.8	262.7	291.6
2000/11/4	319.4	354.9	316.8	351.3
2000/11/5	318.5	350.8	343.8	379.0
2000/11/6	323.7	360.2	322.4	358.1
2000/11/7	430.0	474.2	409.3	451.6
2000/11/8	364.1	400.1	370.2	407.0
2000/11/9	376.4	413.3	384.6	422.1
2000/11/10	416.4	461.7	417.1	462.4
2000/11/11	270.3	298.8	284.1	314.1
2000/11/12	320.1	351.1	321.2	352.9
2000/11/13	279.2	306.8	301.9	332.3
2000/11/14	172.3	190.0	188.7	208.5
2000/11/15	178.2	196.1	177.2	194.8
2000/11/16	144.2	157.4	166.9	182.2
2000/11/17	247.7	266.8	261.9	282.5
2000/11/18	339.0	370.6	340.9	371.3
2000/11/19	458.9	504.1	459.3	504.6
2000/11/20	379.4	416.8	388.6	426.7
2000/11/21	299.8	328.3	530.4	583.0
2000/11/22	852.2	947.2	912.5	1009.8
2000/11/23	381.3	421.6	342.8	379.1
2000/11/24	359.6	396.8	476.9	526.4
2000/11/25	1446.5	1599.8	1235.1	1366.5
2000/11/26	348.9	386.6	355.3	393.5
2000/11/27	354.9	390.9	370.8	408.3
2000/11/28	319.6	350.3	318.2	349.3
2000/11/29	365.5	401.3	377.6	414.7
2000/11/30	344.2	377.6	349.1	383.2
2000/12/1	399.9	438.7	385.4	422.8
2000/12/2	472.2	518.5	550.2	606.0
2000/12/3	366.2	403.2	410.3	452.1
2000/12/4	362.1	398.3	352.4	387.3
2000/12/5	275.0	301.8	267.9	294.0
2000/12/6	224.3	245.5	216.1	236.5
2000/12/7	197.5	217.7	197.5	217.7
2000/12/8	189.7	209.0	192.2	211.6
2000/12/9	233.3	255.8	233.0	255.1
2000/12/10	219.5	240.7	217.8	238.8
2000/12/11	202.7	221.9	222.4	242.7
2000/12/12	NA	NA	NA	NA
2000/12/13	210.0	229.3	213.4	233.0
2000/12/14	213.7	232.6	206.2	224.6
2000/12/15	200.5	218.5	199.2	217.1
2000/12/16	229.3	250.3	233.8	255.1
2000/12/17	222.5	243.5	220.4	241.2
2000/12/18	232.3	254.4	232.1	254.4
2000/12/19	262.0	290.3	267.4	295.6
2000/12/20	255.5	284.6	251.8	280.0
2000/12/21	350.2	387.3	369.0	408.3
2000/12/22	370.8	408.9	416.6	459.3
2000/12/23	602.8	662.5	621.5	682.2
2000/12/24	686.2	747.8	670.6	730.9
2000/12/25	1197.7	1299.1	1185.1	1284.3
2000/12/26	666.3	723.2	698.5	757.9
2000/12/27	450.7	490.6	441.0	479.6
2000/12/28	186.0	203.8	189.3	207.3
2000/12/29	214.5	235.7	212.9	233.8
2000/12/30	225.3	246.8	255.2	279.6
2000/12/31	249.0	273.0	256.6	281.5