condition mean min max 4 h after light 339.45945 338.770518 340.148382 8 h after light 355.324724 338.893048 371.7564 12 h after light 314.560694 297.040706 332.080682 4 h after dark 342.350017 299.975473 384.724561 8 h after dark 372.57410500000003 306.121721 439.026489 12 h after dark 328.689193 328.689193 328.689193