NBR	2015-10-31	100000	0.00	0.00	-100.00
NBR	2015-11-30	200000	96839.08	191.57	-51.58
NBR	2015-12-31	300000	163577.06	384.43	-45.47
NBR	2016-01-31	400000	226657.23	615.92	-43.34
NBR	2016-02-29	500000	328655.17	918.03	-34.27
NBR	2016-03-31	600000	545453.65	1185.77	-9.09
NBR	2016-04-30	700000	690892.19	1409.98	-1.30
NBR	2016-05-31	800000	763985.61	1625.50	-4.50
NBR	2016-06-30	900000	927864.13	1846.50	3.10
NBR	2016-07-31	1000000	915989.26	2035.53	-8.40
NBR	2016-08-31	1100000	1127106.41	2267.82	2.46
NBR	2016-09-30	1200000	1501662.68	2469.84	25.14
NBR	2016-10-31	1300000	1569219.75	2637.34	20.71
NBR	2016-11-30	1400000	2259387.17	2806.69	61.38
NBR	2016-12-31	1500000	2501002.11	3050.00	66.73
NBR	2017-01-31	1600000	2478127.09	3050.00	54.88
NBR	2017-02-28	1700000	2322583.45	3172.93	36.62
NBR	2017-03-31	1800000	2163029.13	3309.91	20.17
NBR	2017-04-30	1900000	1792515.11	3467.15	-5.66
NBR	2017-05-31	2000000	1612329.78	3664.39	-19.38
NBR	2017-06-30	2100000	1583486.50	3890.63	-24.60
NBR	2017-07-31	2200000	1589281.10	4122.65	-27.76
NBR	2017-08-31	2300000	1437268.54	4388.61	-37.51
NBR	2017-09-30	2400000	1892890.36	4691.18	-21.13
NBR	2017-10-31	2500000	1395533.34	4957.49	-44.18
NBR	2017-11-30	2600000	1601841.26	5304.11	-38.39
NBR	2017-12-31	2700000	1918743.54	5618.58	-28.94
NBR	2018-01-31	2800000	2316600.97	5909.70	-17.26
NBR	2018-02-28	2900000	1991173.27	6155.10	-31.34
NBR	2018-03-31	3000000	2254761.30	6451.39	-24.84
NBR	2018-04-30	3100000	2571293.48	6757.67	-17.06
NBR	2018-05-31	3200000	2626458.93	7032.02	-17.92
NBR	2018-06-30	3300000	2341811.39	7306.74	-29.04
NBR	2018-07-31	3400000	2281012.70	7628.81	-32.91
NBR	2018-08-31	3500000	2550346.63	8266.93	-27.13
NBR	2018-09-30	3600000	2546213.17	8266.93	-29.27
NBR	2018-10-31	3700000	2132230.76	8580.41	-42.37
NBR	2018-11-30	3800000	1447612.88	8963.55	-61.90
NBR	2018-12-31	3900000	958660.02	9586.60	-75.42
NBR	2019-01-31	4000000	1553976.65	10499.84	-61.15
NBR	2019-02-28	4100000	1804488.82	11138.82	-55.99
NBR	2019-03-31	4200000	2013604.29	11707.00	-52.06
NBR	2019-04-30	4300000	2141317.89	12236.10	-50.20
NBR	2019-05-31	4400000	1508873.83	12787.07	-65.71
NBR	2019-06-30	4500000	1970590.49	13590.28	-56.21
NBR	2019-07-31	4600000	2108729.75	14248.17	-54.16
NBR	2019-08-31	4700000	1362988.35	16226.05	-71.00
NBR	2019-09-30	4800000	1517135.84	16226.05	-68.39
NBR	2019-10-31	4900000	1609733.32	17402.52	-67.15
NBR	2019-11-30	5000000	1898645.37	18433.45	-62.03
NBR	2019-12-31	5100000	2795593.29	19413.84	-45.18
NBR	2020-01-31	5200000	2079265.11	20089.52	-60.01
NBR	2020-02-29	5300000	1854577.09	21074.74	-65.01
NBR	2020-03-31	5400000	432867.54	22198.34	-91.98
NBR	2020-04-30	5500000	411152.89	27912.62	-92.52
NBR	2020-05-31	5600000	1303969.05	35185.35	-76.71
NBR	2020-06-30	5700000	1397193.51	37741.59	-75.49
NBR	2020-07-31	5800000	1720898.57	40577.66	-70.33
NBR	2020-08-31	5900000	1707850.16	42717.61	-71.05
NBR	2020-09-30	6000000	1105782.46	45244.78	-81.57
NBR	2020-10-31	6100000	1399810.15	49254.40	-77.05
NBR	2020-11-30	6200000	2754375.74	52574.46	-55.57
NBR	2020-12-31	6300000	3163282.52	54323.93	-49.79
NBR	2021-01-31	6400000	3997631.00	55973.55	-37.54
NBR	2021-02-28	6500000	6363273.66	57321.62	-2.10
NBR	2021-03-31	6600000	5445654.81	58273.46	-17.49
NBR	2021-04-30	6700000	4793249.55	59285.71	-28.46
NBR	2021-05-31	6800000	5658559.53	60441.78	-16.79
NBR	2021-06-30	6900000	7010499.79	61366.42	1.60
NBR	2021-07-31	7000000	5444842.86	62219.66	-22.22
NBR	2021-08-31	7100000	5344204.49	63365.01	-24.73
NBR	2021-09-30	7200000	6228752.50	64560.04	-13.49
NBR	2021-10-31	7300000	6716217.92	65524.08	-8.00
NBR	2021-11-30	7400000	5416871.08	66497.31	-26.80
NBR	2021-12-31	7500000	5500214.17	67828.52	-26.66
NBR	2022-01-31	7600000	7134739.70	68928.02	-6.12
NBR	2022-02-28	7700000	8766773.14	69832.51	13.85
NBR	2022-03-31	7800000	10778527.84	70577.05	38.19
NBR	2022-04-30	7900000	11007320.03	71189.50	39.33
NBR	2022-05-31	8000000	11985421.90	71867.97	49.82
NBR	2022-06-30	8100000	9699508.63	72438.45	19.75
NBR	2022-07-31	8200000	10430568.33	73202.10	27.20
NBR	2022-08-31	8300000	9797158.61	73935.24	18.04
NBR	2022-09-30	8400000	7582736.45	74743.58	-9.73
NBR	2022-10-31	8500000	13151905.53	75572.63	54.73
NBR	2022-11-30	8600000	12057644.67	76155.15	40.21
NBR	2022-12-31	8700000	11993767.82	77444.10	37.86
NBR	2023-01-31	8800000	13749425.49	77444.10	56.24
NBR	2023-02-28	8900000	11725895.49	78011.41	31.75
NBR	2023-03-31	9000000	9587141.33	78641.14	6.52
NBR	2023-04-30	9100000	7918936.65	79395.80	-12.98
NBR	2023-05-31	9200000	6730975.82	80417.87	-26.84
NBR	2023-06-30	9300000	7587521.88	81559.95	-18.41
NBR	2023-07-31	9400000	10119718.86	82616.70	7.66
NBR	2023-08-31	9500000	9237106.97	83450.24	-2.77
NBR	2023-09-30	9600000	10377713.15	84275.73	8.10
NBR	2023-10-31	9700000	8318120.57	85191.73	-14.25
NBR	2023-11-30	9800000	7487314.21	86239.51	-23.60
NBR	2023-12-31	9900000	7133225.39	87384.85	-27.95
NBR	2024-01-31	10000000	7495611.65	88621.56	-25.04
NBR	2024-02-29	10100000	7040277.31	89833.83	-30.29
NBR	2024-03-31	10200000	7843733.78	91068.55	-23.10
NBR	2024-04-30	10300000	6642308.51	92215.86	-35.51
NBR	2024-05-31	10400000	6999368.74	93624.51	-32.70
NBR	2024-06-30	10500000	6765301.83	95071.69	-35.57
NBR	2024-07-31	10600000	9922996.29	96499.04	-6.39
NBR	2024-08-31	10700000	7453871.94	98897.06	-30.34
NBR	2024-09-30	10800000	6375893.80	98897.06	-40.96
NBR	2024-10-31	10900000	7463365.95	100300.57	-31.53
NBR	2024-11-30	11000000	7467042.99	101689.27	-32.12
NBR	2024-12-31	11100000	5892365.24	103067.44	-46.92
NBR	2025-01-31	11200000	5991941.38	104717.60	-46.50
NBR	2025-02-28	11300000	4281145.45	106522.66	-62.11
NBR	2025-03-31	11400000	4551623.18	109125.47	-60.07
NBR	2025-04-30	11500000	2992499.35	111494.01	-73.98
NBR	2025-05-31	11600000	2972064.24	115151.66	-74.38
NBR	2025-06-30	11700000	3329640.03	118830.83	-71.54
NBR	2025-07-31	11800000	4250515.71	122211.50	-63.98
NBR	2025-08-31	11900000	4773795.56	128052.46	-59.88
NBR	2025-09-30	12000000	5233503.91	128052.46	-56.39
NBR	2025-10-31	12100000	5478084.09	128052.46	-54.73