1.0	 0	|
1.3	 0	|
1.7	 0	|
2.0	 0	|
2.3	 3	|--|
2.7	 2	|-|
3.0	 2	|-|
3.3	 1	||
3.7	 1	||
4.0	 0	|
5.0	 9	|--------|
-.-	 2	|-|