Year	Grassland butterflies	Grassland butterflies (Europe)	Trend line	Trend line (Europe)	Bellow Confidence limits(Europe)	Upp Confidence limits(Europe)	Grassland butterflies (EU)	Trend line (EU)	Bellow Confidence limits(EU)	Upp Confidence limits(EU)
1990		100		101.38	95.58	106.7	100	100.55	96.54	104.58
1991		99.48		98.45	93.69	103.54	96.8	95.65	92.76	98.49
1992		106.77		95.83	90.92	101.49	102.2	91.54	89.12	94.63
1993		82.32		93.46	87.36	99.48	75.57	88.07	84.77	90.92
1994		89.57		91.31	84.77	97.51	83.48	85.17	82.27	88.23
1995		90.59		89.38	83.1	96.54	83.65	82.8	79.04	86.49
1996		86.81		87.62	80.64	95.58	81.02	80.86	77.48	84.77
1997		87.59		86.17	79.04	94.63	82.27	79.58	75.94	83.1
1998		84.89		85	77.48	93.69	77.87	78.89	75.19	83.1
1999		83.64		83.86	75.94	92.76	75.01	78.3	74.44	82.27
2000		91.54		82.77	74.44	91.84	87.02	77.97	73.7	82.27
2001		70.07		81.74	73.7	90.92	67.26	77.93	73.7	82.27
2002		85.9		80.41	71.52	90.02	83.6	77.41	72.97	82.27
2003		74.86		78.34	69.41	88.23	74.31	75.94	70.81	81.45
2004		80.68		75.99	66.69	86.49	75.3	74.15	68.72	79.84
2005		78.74		74.37	64.72	84.77	80.1	72.94	66.69	79.84
2006		76.43		73.66	64.07	84.77	76.04	72.51	66.02	79.84
2007		66.48		73.27	63.43	84.77	64.97	72.32	65.37	79.84
2008		59.99		72.9	62.8	84.77	59.31	72.07	64.72	79.84
2009		75.12		72.5	62.18	84.77	69.57	71.72	64.72	79.84
2010		88.53		72.27	61.56	84.77	88.8	71.44	64.07	79.84
2011		81.51		72.23	61.56	84.77	82.46	71.25	63.43	79.84
2012		60.79		72.4	60.95	85.63	61.76	71.14	63.43	79.84
2013		71.94		72.73	60.95	87.36	72.7	71.1	62.8	80.64