year

2009

2010

2011

2012

2013

January

323

306

293

371

317

February

316

349

285

444

361

March

423

385

296

500

383

April

377

415

268

448

356

May

281

249

183

329

217

June

216

226

259

263

221

July

225

226

305

272

314

August

303

302

364

247

277

September

377

555

424

415

412

October

278

458

446

555

440

November

212

433

383

518

455

December

259

277

413

389

402