condition mean min max 1 h after light 1.8335988135 0.935294324 2.731903303 3 h after light 2.482360166 1.872706655 3.395660865 5 h after light 1.6309502203333333 1.04800608 2.154676382 7 h after light 1.6655912003333333 1.506647591 1.967883381 9 h after light 1.7703298029999999 1.5221116119999998 2.017466025 11 h after light 1.4955089650000002 1.0114990320000001 1.9822755490000001 13 h after light 1.1813342806666667 0.367366559 1.661479578 15 h after light 1.4831323446666667 1.0629495420000001 1.789867898 1 h after dark 1.3285783859999998 1.0722160379999999 1.6968801219999998 3 h after dark 1.6452270186666669 1.450758535 1.818861293 5 h after dark 2.107773817 1.872401925 2.473060602 7 h after dark 1.9549200783333334 1.7888761930000001 2.261322211