Each user subscription has certain parameters:
Subscription column shows the Subscription plan's name, the subscriber's name, subscriber's email and User ID of the subscriber.
Coupon Discount column shows the coupon code used by the user and the amount the user saved by using the coupon:
Published column shows a green tick if the subscription is published and a red circle if it is unpublished:
Gateway column shows the payment gateway's name the subscription was purchased through:
.undefined means that the subscription was added manually.
payoffline means that Offline payment plugin was used to purchase a subscription.
.grant_new means that the subscription was given to the user after he has registered on the site, due to enabled 'Give For Free To New Users' option.
.grant_registered means that the subscription was given to the user after he logged in to the site, due to enabled 'Give For Free To Old Users' option.
.zero-price means that the subscription was created when the user clicked the Get Now button (the button which appears for every zero-priced subscription plan).
paypaypal means that Paypal payment plugin was used to purchase a subscription.
pay2co means that 2CheckOut payment plugin was used to purchase a subscription.
Days Left column shows the number of days left till subscription's expiry. If the number is negative that means that the subscription has expired and is not active any longer.
Count shows the number of times the subscriber has accessed the restricted content or the number of restricted items the subscriber has accessed(depending on the 'Count Limit Mode' used).
Limit column shows the number of times the subscriber can access the restricted content or the number of restricted items he can access(depending on the 'Count Limit Mode' used).
If Limit shows 0 that means that there is no limit for accessing the restricted area, the user can access the restricted content as many times as he needs while his subscription is active. In the user subscription history on joomla front end it reads 'No Limits':
If Limit and Count show the same number that means that the subscriber has exhausted his limit and cannot access restricted items any more(if 'Count Limit Mode' is set to 'Count Every Access') or cannot access any other restricted items (if 'Count Limit Mode' is set to 'Count Unique URL Access'). On the front end > User's Subscription History the value in the 'Used' column turns red if the limit has been exhausted :