question: what the a total of cases were filed in nevada's courts?
table.cells: court type case type total
table.cells: criminal civil family juvenile traffic & parking
table.cells: district 18,011 28,061 85,749 10,078 2,315 144,214
table.cells: justice 80,454 113,736 297,171 491,361
table.cells: municipal 46,249 3,859 121,893 172,001
table.cells: total 144,714 145,656 85,749 10,078 421,379 807576