| | | | | | | 11 | | | | ● | | ● 20 | | | ● | | | ● | | | | | ● | | ● | | ● | | ● | | ● | 30 50 | | | ● | | | | | | C K | | ● | | B | | | | | | | ● | | | | | ● | | ● | | | | ● | | ● | | ● | | | | | ● | | | | | ● | | ● | | ● | | ● | | ● | | ● | | | ● | | | | ● | | | | | | | 40 | | | | | | | | | | | | | | | | | | | | | | | | | | | ● | | ● | | ● | | ● | | ● | | ● | |