Here is the combined Billboard Hot 100 chart history for Madonna, Janet Jackson, Whitney Houston, Mariah Carey & Céline Dion.

Janet Timemarks:
0:00​​ — 'Janet Jackson' Era
1:53 — 'Control' Era
4:14​​ — 'Rhythm Nation 1814' Era
6:50​​ — 'Janet' Era
10:04​​ — 'The Velvet Rope' Era
11:46​​ — 'All For You' Era
14:16​​ — 'Damita Jo' Era
15:37​​ — '20 Y.O.' Era
16:00​​ — 'Discipline' Era
17:45​​ — 'Unbreakable' Era

Madonna Timemarks:
0:16​​ — 'Madonna' Era
1:00​​ — 'Like A Virgin' Era
1:59​​ — 'True Blue' Era
3:55 — 'Like a Prayer' Era
4:43 — 'I'm Breathless' Era
6:27​​ — 'Erotica' Era
7:50​​ — 'Bedtime Stories' Era
10:15​​ — 'Ray of Light' Era
11:55​​ — 'Music' Era
13:26​​ — 'American Life' Era
15:12​​ — 'Confessions on a Dance Floor' Era
16:09​​ — 'Hard Candy' Era
17:03​​ — 'MDNA' Era
17:43​​ — 'Rebel Heart' Era

Whitney Timemarks:
0:41​​ — 'Whitney Houston' Era
2:45​​ — 'Whitney' Era
5:05 — 'I'm Your Baby Tonight' Era
6:31​​ — 'The Bodyguard' Era
10:44​​ — 'My Love Is Your Love' Era
13:19​​ — 'Just Whitney' Era
16:40​​ — 'I Look To You' Era

Mariah Timemarks:
4:48​​ — 'Mariah Carey' Era
5:41​​ — 'Emotions' Era
7:01​​ — 'Music Box' Era
8:31​​ — 'Daydream' Era
9:53​​ — 'Butterfly' Era
11:15​​ — 'Rainbow' Era
12:30​​ — 'Glitter' Era
13:34 — 'Charmbracelet' Era
14:39​​ — 'The Emancipation Of Mimi' Era
16:05​​ — 'E=MC2' Era
16:37​​ — 'Memoirs of an imperfect Angel' Era
17:16​​ — 'Me. I Am Mariah' Era

Celine Timemarks:
5:10​​ — 'Unison' Era
6:07​​ — 'Celine Dion' Era
7:14​​ — 'The Colour Of My Love' Era
9:08 — 'Falling into You' Era
10:12​​ — 'Let's Talk About Love' Era
12:59​​ — 'A New Day Has Come' Era
13:39​​ — 'One Heart' Era
15:54​​ — 'Taking Chances' Era