The migrants mix discreet nightime solo attempts with mass group raids, braving stones thrown by angry truck drivers and regular police stings.
Even if they make it over the three-metre (10-foot) fence unscathed, many are discovered hiding in trucks during cargo checks. Most return home willingly, pocketing the occasional piece of fruit as loot.

Khalid says local police treat the minors leniently.
"They don't hurt the little ones. They just say 'go away' (but) they send the older guys to jail sometimes."

Although official figures are unavailable, local media reports suggest as many as 900 people have been detained in the port since the start of the year.
For Khalid, the prospect of leaving Greece's stagnant economy for booming Germany or Switzerland will keep bringing him back to the foot of the fence.

"It's a matter of luck. If you don't get lucky you can stay here for months," he says. "Anywhere is better than here." - AFP