Did the change in manufacturing strategy deliver improvements? Comment on patterns of Total Productivity, Labour Productivity and Material productivity, before and after the change in strategy and explain the reasons for each of the 3 patterns. IE. Mention the reason(s) that a productivity index went up or down. (10 Marks)

Period	Sales ($'000's)	Labour ($'000's)	Material ($'000's)	Other Costs ($'000's)
Jan-22	250	63	104	65
Feb-22	252	62	102	66
Mar-22	282	65	103	64
Apr-22	255	64	106	66
May-22	263	66	103	63
Jun-22	270	69	104	65
Jul-22	265	68	102	64
Aug-22	262	66	108	67
Sep-22	254	69	107	66
Oct-22	259	75	109	65
Nov-22	265	76	115	69
Dec-22	268	77	120	70
Jan-23	255	51	156	64
Feb-23	265	47	150	63
Mar-23	275	35	149	64
Apr-23	290	31	144	65
May-23	284	30	146	63
Jun-23	286	31	147	65
Jul-23	295	29	148	64
Aug-23	292	29	148	63
Sep-23	301	31	150	65