4-5  主要年份少数民族人口数					Population of Ethnic Minorities in Main Years
单位:万人、%												(10 000person,%)
民  族	Ethnic Name	2006	2007	2008	2009	2010	2011	2012	2013	2014	2015	2016
少数民族人口总计	Total Population  of Ethnic Minorities	254.42	256.96	258.97	261.10	264.70	267.90	271.11	274.32	277.53	280.74	283.14
少数民族占全省人口的比重	Percentage to Total Population of The Province	46.45	46.58	46.72	46.85	46.98	47.13	47.27	47.42	47.56	47.71	47.71
藏族	Tibetan	123.00	126.61	130.04	133.45	137.70	139.85	142.00	144.16	146.31	148.46	149.73
占全省人口的比重	Percentage to Total Population   of The Province	22.46	22.95	23.45	23.94	24.44	24.60	24.76	24.91	25.07	25.23	25.23
回族	Hui	85.96	85.38	84.62	83.89	83.55	84.23	84.92	85.60	86.29	86.97	87.71
占全省人口的比重	Percentage to Total Population  of The Province	15.69	15.48	15.26	15.05	14.83	14.82	14.81	14.80	14.79	14.78	14.78
土族	Tu	22.12	21.71	21.24	20.79	20.47	20.55	20.63	20.71	20.79	20.89	21.05
占全省人口的比重	Percentage to Total Population  of The Province	4.04	3.94	3.83	3.73	3.63	3.61	3.60	3.58	3.56	3.55	3.55
撒拉族	Salar	11.72	11.47	11.20	10.93	10.72	10.85	10.98	11.11	11.23	11.36	11.46
占全省人口的比重	Percentage to Total Population   of The Province	2.14	2.08	2.02	1.96	1.90	1.91	1.91	1.92	1.92	1.93	1.93
蒙古族	Mongolian	9.61	9.70	9.76	9.87	10.00	10.12	10.24	10.36	10.49	10.59	10.70
占全省人口的比重	Percentage to Total Population   of The Province	1.75	1.76	1.76	1.77	1.77	1.78	1.78	1.79	1.80	1.80	1.80
其它民族	Others	2.02	2.07	2.11	2.17	2.26	2.30	2.34	2.38	2.43	2.47	2.49
占全省人口的比重	Percentage to Total Population of The Province	0.37	0.38	0.38	0.39	0.41	0.41	0.41	0.42	0.42	0.42	0.42
注：2006-2009年数据根据第六次人口普查数据进行了调整，2010年的各民族人口比重是第六次人口普查数据，2011-2014年数据根据					a)Data in 2005 were the data of 1% population sample survey. Data in 2006-2009 were estimated from the Sixth National Population Census.
2015年1%人口抽样调查数据进行了调整，2015年是1%人口抽样调查结果推算数据。					The proportion of people of all ethnic minorities in 2010 were from the Sixth National Population Census. Data in 2011- 2014 were estimated
					from 1% population sample survey in 2015. Data in 2015 were calculated by 1% population sampling survey results.