Listed below are annual U.S. sales of vinyl record albums (millions of units). The numbers of albums sold are listed in chronological order, and the last entry represents the most recent year. Do the mesures of center give us any information about a changing trend over time?

0.3

0.6

0.8

1.1

1.1

1.4

1.4

1.5

1.2

1.3

1.4

1.2

0.9

0.9

1.0

1.9

2.5

2.8

3.9

4.6

6.1

9.2

11.9

13.1

14.3