The time after the unit is active or started is printed after the "@" character.
The time the unit takes to start is printed after the "+" character.
graphical.target @9.910s
└─multi-user.target @9.910s
└─[1;31mlibvirt-bin.service @9.666s +243ms[0m
└─network-online.target @9.664s
└─network.target @2.507s
└─[1;31mNetworkManager.service @2.240s +266ms[0m
└─basic.target @2.227s
└─sockets.target @2.227s
└─uuidd.socket @2.227s
└─sysinit.target @2.225s
└─[1;31mnetworking.service @2.105s +119ms[0m
└─local-fs.target @2.104s
└─run-user-1000-gvfs.mount @9.382s
└─run-user-1000.mount @9.045s
└─local-fs-pre.target @1.706s
└─[1;31msystemd-remount-fs.service @118ms +3ms[0m
└─[1;31msystemd-fsck-root.service @80ms +37ms[0m
└─system.slice @77ms
└─-.slice @76ms