Category	Heard	PPB	Easy %	Medium %	Hard %
Current Events	29	12.76	100%	28%	0%
Fine Arts - Classical Music	104	13.94	87%	42%	11%
Fine Arts - Other Fine Arts	101	13.07	85%	35%	11%
Fine Arts - Painting and Sculpture	90	16.00	89%	56%	16%
Geography	27	14.07	93%	44%	4%
History - American History	95	11.37	81%	31%	2%
History - European History	98	19.18	98%	66%	28%
History - Other History	108	13.06	97%	28%	6%
History - World History	101	15.15	94%	45%	13%
Literature - American Literature	99	11.82	82%	27%	9%
Literature - British Literature	93	17.10	93%	55%	24%
Literature - European Literature	102	14.02	87%	42%	11%
Literature - World Literature	109	14.77	90%	44%	14%
Mythology	102	15.98	100%	44%	16%
Other Academic	17	18.82	94%	82%	12%
Philosophy	97	14.54	96%	35%	14%
Pop Culture	13	13.08	69%	54%	8%
Religion	96	12.50	91%	27%	7%
Science - Biology	110	13.91	90%	39%	10%
Science - Chemistry	92	13.15	89%	37%	5%
Science - Other Science	95	13.47	82%	39%	14%
Science - Physics	100	13.90	88%	43%	8%
Social Science	101	14.85	92%	42%	15%