| AGI | AGI | Adjusted Gross Income, in thousands of dollars | |
| AGIR | Avg. AGI per return | Average adjusted gross income per income tax return, in thousands of dollars | |
| AGIRank | State rank by avg. AGI per return | State ranked 1 through 51 by average adjusted gross income per income tax return. 1 = Highest, 51 = Lowest. | |
| Cont | Amt. of item. contrib. | Amount of Itemized Charitable Deductions, in thousands of dollars | Part 1, line 01d |
| ContNum | Tot. num. of returns w. item. contrib. | Total number of returns with itemized charitable deductions | |
| ContNumP | Num. returns w. item. contrib. as % of all returns | Number of returns with itemized charitable deductions as a percent of all returns | |
| ContQrt | State rank by contrib. as % of AGI | State ranked in quartiles 1 through 4 by average charitable contributions per return as a percentage of adjusted gross income per return. Quartile 1 = Highest 25%, Quartile 4 = Lowest 25%. | |
| ContR | Avg. contrib. per return | Average charitable contributions per income tax return | |
| ContRagiP | Avg. contrib. per return as % of per-return AGI | Average charitable contributions per return as a percentage of adjusted gross income per return | |
| ContRi | Avg. contrib. per item. return | Average charitable contributions per income tax return with itemized charitable deductions | |
| ContRiRank | State rank by avg. contrib. per item. return | State ranked 1 through 51 by average charitable contributions per itemized income tax return. 1 = Highest, 51 = Lowest. | |
| ContRRank | State rank by avg. contrib. per return | State ranked 1 through 51 by average charitable contributions per income tax return. 1 = Highest, 51 = Lowest. | |
| ItemReturns | Tot. num. of itemized returns | Total number of itemized returns | |
| State | State | Two-letter U.S. state abbreviation | |
| StateName | State Name | Full U.S. state name | |
| TotReturns | Tot. num. of returns | Total Number of Returns | |