Topic	Topic number	The number of follower	The number of question	The number of elite answer	The ratio of 50 and above the answers	The ratio of no answer
Behavioral sciences	19,589,457	493	11,412	1000	2.16%	33.04%
Library science	19,571,396	886	3057	370	0.29%	39.91%
Environmental studies	19,896,182	886	10,740	999	0.62%	46.64%
Sex	20,020,091	968	61,220	999	1.51%	34.13%
Theoretical computer science	19,772,617	1484	10,320	1000	0.47%	32.47%
Information science	19,626,490	1606	2004	234	0.25%	39.47%
Social work	19,766,153	1771	100	95	0%	67%
Pedagogy	19,627,046	3488	1744	264	0.86%	45.87%
Journalism	19,570,521	4452	4200	1000	0.6%	47.86%
Politics	19,591,014	5146	7037	999	1.42%	35.21%
Logic theory	19,615,566	6146	1360	355	0.37%	33.31%
Anthropology	19,574,199	8670	72,352	1000	1.58%	34.31%
Communication studies	19,567,245	10,022	37,340	999	0.89%	41.5%
Earth Science	19,589,333	13,622	18,240	1000	0.57%	32.85%
Statistics	19,558,740	18,380	13,940	1000	0.27%	41.42%
Geography	19,571,338	20,272	8940	1000	1.16%	26.58%
Principles of management	19,576,831	26,390	160,320	1000	0.64%	42.21%
Sociology	19,559,218	43,161	122,218	999	1.56%	37.26%
Law	19,604,890	47,430	77,460	999	0.87%	35.86%
Math	19,554,091	69,379	34,560	1000	0.6%	34.01%
Astronomy	19,563,625	91,685	10,580	1000	0.76%	21.75%
Finance	19,551,003	92,458	30,511	1000	0.42%	38.49%
Chemistry	19,562,906	530,707	29,600	999	0.52%	33.17%
Biology	19,575,492	710,579	145,140	999	0.74%	35.59%
Physics	19,556,950	724,148	66,600	999	0.6%	31.01%
Economics	19,560,170	2,456,636	43,580	999	1.17%	38.41%
Psychology	19,551,432	3,608,791	262,255	1000	1.24%	41.05%