condition mean min max 4 h after light 1097.0594115 914.744389 1279.374434 8 h after light 1327.3839145 1276.998467 1377.769362 12 h after light 1320.4149665 1242.752367 1398.077566 4 h after dark 1309.0472395000002 1250.991479 1367.103 8 h after dark 1301.348363 1176.198626 1426.4981 12 h after dark 1242.752367 1242.752367 1242.752367