| | ⒈ | | + | | | | | | ⒉ | | | | | | | | | ⒊ | ⑴ | | | ⑵ | | | ⑶ | + | | | ⑷ | | | ⒈ | | | 15 60 | | | | ⒉ | | | | | | | ⒊ | ⑴ 14 | 60 60 - 75 | 75 | 45 | ⑵ 50 - 60 | 1 5 1 6 | 2% | 07 00 13 00 18 00 | | 21 60 60 | 75 45 | |