year

Jan

Feb

Mar

Apr

May

Jun

Jul

Aug

Sep

Oct

Nov

Dec

Yearly

1970

2011

645

459

553

444

531

1159

7520

19057

11241

5611

2002

1006

50,228

1971

2012

692

436

379

341

566

1733

7954

18237

10329

4430

2244

1111

48,454

1972

2013

698

432

395

468

617

1328

5628

10340

6186

2681

1389

819

30,980

1973

2014

562

359

315

312

798

1735

6609

19551

10920

5207

1975

1053

49,396

1974

2015

723

445

455

376

865

1941

10843

18661

10613

4479

1780

1108

52,288

1975

2016

619

501

406

348

453

1680

8793

20710

18026

5527

2150

1256

60,469

1976

2017

838

522

537

459

751

1521

6787

17923

8963

3320

2233

1105

44,961

1977

2018

678

491

481

388

581

1643

11565

17756

11684

5575

3360

1250

55,454

1978

2019

702

427

398

369

581

1489

9033

14324

9986

6340

2052

1167

46,867

mean (2014-2019)

687

457

432

375

672

1668

8938

18154

11699

5075

2258

1156

51,573