Yearly statistics Amsterdam-Zuidoost 1 ooo, 2021 Noise Indicator ;Aircraft noise Month;LDay (07-19);LEvening (19-23);LNight (00-07+23-24);Lden (00-24);LDay (07-23);Ldn (00-24) January;42.4;41.1;30.9;42.9;42.1;41.7 February;40.6;41.3;0;41.4;40.8;39.6 March;44.1;39.5;30.4;43.3;43.3;42.6 April;42.4;40.4;32.2;43.0;42.0;42.0 May;51.8;40.7;0;49.2;50.6;49.0 June;42.4;41.0;0;42.6;42.1;41.3 July;40.6;38.6;0;40.2;40.1;39.0 August;40.5;38.6;0;40.1;40.1;38.8 September;41.0;39.4;0;40.9;40.7;39.6 October;45.4;43.9;31.2;45.4;45.1;44.1 November;44.1;42.7;0;44.1;43.8;42.8 December;45.6;40.8;0;44.4;44.8;43.7 Ø Year;44.9;40.9;0;44.0;44.2;43.1