Old Chunk of Coal

sample avg 3.4

sample avg 3.2

sample avg 3.2

sample avg 3.8

sample avg 3.6

sample avg 3.7

sample avg 4.0

sample avg 2.9

sample avg 4.1

sample avg 3.0

sample avg 4.0

sample avg 3.5

sample avg 3.8

sample avg 3.9

sample avg 3.4

sample avg 4.2

sample avg 3.8

sample avg 3.5

sample avg 3.4

sample avg 3.8

sample avg 4.0

sample avg 3.8

sample avg 3.0

sample avg 3.1

sample avg 3.6

sample avg 3.2

sample avg 3.9

sample avg 3.5

sample avg 4.0

sample avg 3.1

sample avg 3.5

sample avg 3.1

sample avg 3.7

sample avg 3.2

sample avg 3.9

sample avg 3.2

sample avg 3.1

sample avg 3.1

sample avg 3.4

sample avg 4.0

sample avg 4.0

sample avg 3.9

sample avg 3.7

sample avg 3.4

sample avg 3.2

sample avg 4.0

sample avg 4.0

sample avg 2.8

sample avg 3.0

sample avg 3.5

sample avg 3.4

sample avg 3.3

sample avg 3.1

sample avg 4.0

sample avg 3.4

sample avg 3.8

sample avg 3.4

sample avg 4.1

sample avg 3.5

sample avg 3.5

sample avg 3.6

sample avg 3.6

sample avg 3.8

sample avg 3.6

sample avg 3.8

sample avg 3.1

sample avg 3.3

sample avg 3.6

sample avg 3.0

sample avg 3.8

sample avg 3.4

sample avg 3.0

sample avg 3.8

sample avg 3.7

sample avg 3.9

sample avg 3.4

sample avg 3.2

sample avg 3.4

sample avg 3.2