Coded monthly sales data for Fig. 5.2 of 6th edn of 'The Analysis of Time Series' by C. Chatfield. Values are coded - hence no unit of measurement. Time period from Aug 1988 to July 1992 - 4 years. 361 307 337 384 357 310 374 338 345 376 378 379 385 329 399 359 365 493 390 340 383 394 388 444 375 379 419 432 396 528 437 421 459 456 458 444 412 441 465 438 434 533 441 467 426 455 415 401