Solve the following problem:
Q: The National Safety Council released the following data on the incidence rates for fatal or lost work time injuries per 100 employees for several industries in three recent years.
Industry Year 1 Year 2 Year 3
Textile .46 .48 .69
Chemical .52 .62 .63
Communication .90 .72 .81
Machinery 1.50 1.74 2.10
Services 2.89 2.03 2.46
Nonferrous metals 1.80 1.92 2.00
Food 3.29 3.18 3.17
Government 5.73 4.43 4.00
Compute r for each pair of years and determine which years are most highly correlated.