The Mystery of the Disappearing Bees

9

/

2016

4.2

/

2010

6.6

/

2009

7

/

2011

8

/

2011

9

/

2021

6.8

/

2009

9

/

2013

8.5

/

2017

6.8

/

2010

0

/

1997

0

/

NaN

7.2

/

2012

7.6

/

2020

8

/

2019

6

/

2012

10

/

2017

0

/

2024

8

/

2020

0

/

NaN