Just nestle them up next to each other like best friends

Graphs like this appear in every industry, everywhere I consult all around the globe. Using two y-axes is not a great idea because it gets confusing, fast. Which line goes with which dataset? At least here I have color coded the line to its axis, a smart improvement on what I typically see.
_

Kimberely:
I asked a girl to lunch and she said she's free for dinner instead, does that mean it's a date?
(30 December 2016)

Kimberely:
I haven't seen this girl for a long time by the way.
(30 December 2016)

Christa:
How do I make changes without harming those around me? How do I put myself first?
(30 December 2016)

Christa:
Ive become such an angry person and i hate it.
(30 December 2016)

Christa:
Ive been wanting to leave it all and continue my life with my son and brother and just get away from all this negative tension.
(30 December 2016)

Christa:
There is constanly drama, fighting and just complete negativity.
(30 December 2016)

Shantell:
Apparently it is common for guy friends to jerk off together. Is this true? I had never even heard about this till now?
(30 December 2016)

Shantell:
None of my friends have even hinted that this is a thing, but being bisexual I wouldn't exactly say no haha.
(30 December 2016)

Shantell:
I heard about it no one told me.
(30 December 2016)

Torie:
Is it wrong for an American citizen to date an illegal immigrant?
(30 December 2016)